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https://github.com/c64scene-ar/llvm-6502.git
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4ee451de36
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45418 91177308-0d34-0410-b5e6-96231b3b80d8
126 lines
4.9 KiB
C++
126 lines
4.9 KiB
C++
//===-- ValueTypes.cpp - Implementation of MVT::ValueType methods ---------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements methods in the CodeGen/ValueTypes.h header.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/CodeGen/ValueTypes.h"
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#include "llvm/Type.h"
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#include "llvm/DerivedTypes.h"
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using namespace llvm;
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/// MVT::getValueTypeString - This function returns value type as a string,
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/// e.g. "i32".
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std::string MVT::getValueTypeString(MVT::ValueType VT) {
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switch (VT) {
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default:
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if (isVector(VT))
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return "v" + utostr(getVectorNumElements(VT)) +
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getValueTypeString(getVectorElementType(VT));
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if (isInteger(VT))
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return "i" + utostr(getSizeInBits(VT));
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assert(0 && "Invalid ValueType!");
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case MVT::i1: return "i1";
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case MVT::i8: return "i8";
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case MVT::i16: return "i16";
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case MVT::i32: return "i32";
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case MVT::i64: return "i64";
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case MVT::i128: return "i128";
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case MVT::f32: return "f32";
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case MVT::f64: return "f64";
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case MVT::f80: return "f80";
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case MVT::f128: return "f128";
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case MVT::ppcf128: return "ppcf128";
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case MVT::isVoid: return "isVoid";
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case MVT::Other: return "ch";
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case MVT::Flag: return "flag";
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case MVT::v8i8: return "v8i8";
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case MVT::v4i16: return "v4i16";
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case MVT::v2i32: return "v2i32";
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case MVT::v1i64: return "v1i64";
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case MVT::v16i8: return "v16i8";
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case MVT::v8i16: return "v8i16";
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case MVT::v4i32: return "v4i32";
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case MVT::v2i64: return "v2i64";
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case MVT::v2f32: return "v2f32";
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case MVT::v4f32: return "v4f32";
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case MVT::v2f64: return "v2f64";
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case MVT::v3i32: return "v3i32";
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case MVT::v3f32: return "v3f32";
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}
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}
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/// MVT::getTypeForValueType - This method returns an LLVM type corresponding
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/// to the specified ValueType. Note that this will abort for types that cannot
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/// be represented.
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const Type *MVT::getTypeForValueType(MVT::ValueType VT) {
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switch (VT) {
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default:
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if (isVector(VT))
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return VectorType::get(getTypeForValueType(getVectorElementType(VT)),
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getVectorNumElements(VT));
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if (isInteger(VT))
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return IntegerType::get(getSizeInBits(VT));
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assert(0 && "ValueType does not correspond to LLVM type!");
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case MVT::isVoid:return Type::VoidTy;
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case MVT::i1: return Type::Int1Ty;
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case MVT::i8: return Type::Int8Ty;
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case MVT::i16: return Type::Int16Ty;
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case MVT::i32: return Type::Int32Ty;
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case MVT::i64: return Type::Int64Ty;
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case MVT::i128: return IntegerType::get(128);
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case MVT::f32: return Type::FloatTy;
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case MVT::f64: return Type::DoubleTy;
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case MVT::f80: return Type::X86_FP80Ty;
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case MVT::f128: return Type::FP128Ty;
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case MVT::ppcf128: return Type::PPC_FP128Ty;
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case MVT::v8i8: return VectorType::get(Type::Int8Ty, 8);
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case MVT::v4i16: return VectorType::get(Type::Int16Ty, 4);
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case MVT::v2i32: return VectorType::get(Type::Int32Ty, 2);
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case MVT::v1i64: return VectorType::get(Type::Int64Ty, 1);
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case MVT::v16i8: return VectorType::get(Type::Int8Ty, 16);
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case MVT::v8i16: return VectorType::get(Type::Int16Ty, 8);
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case MVT::v4i32: return VectorType::get(Type::Int32Ty, 4);
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case MVT::v2i64: return VectorType::get(Type::Int64Ty, 2);
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case MVT::v2f32: return VectorType::get(Type::FloatTy, 2);
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case MVT::v4f32: return VectorType::get(Type::FloatTy, 4);
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case MVT::v2f64: return VectorType::get(Type::DoubleTy, 2);
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case MVT::v3i32: return VectorType::get(Type::Int32Ty, 3);
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case MVT::v3f32: return VectorType::get(Type::FloatTy, 3);
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}
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}
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/// MVT::getValueType - Return the value type corresponding to the specified
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/// type. This returns all pointers as MVT::iPTR. If HandleUnknown is true,
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/// unknown types are returned as Other, otherwise they are invalid.
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MVT::ValueType MVT::getValueType(const Type *Ty, bool HandleUnknown) {
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switch (Ty->getTypeID()) {
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default:
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if (HandleUnknown) return MVT::Other;
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assert(0 && "Unknown type!");
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case Type::VoidTyID:
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return MVT::isVoid;
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case Type::IntegerTyID:
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return getIntegerType(cast<IntegerType>(Ty)->getBitWidth());
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case Type::FloatTyID: return MVT::f32;
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case Type::DoubleTyID: return MVT::f64;
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case Type::X86_FP80TyID: return MVT::f80;
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case Type::FP128TyID: return MVT::f128;
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case Type::PPC_FP128TyID: return MVT::ppcf128;
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case Type::PointerTyID: return MVT::iPTR;
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case Type::VectorTyID: {
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const VectorType *VTy = cast<VectorType>(Ty);
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return getVectorType(getValueType(VTy->getElementType(), false),
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VTy->getNumElements());
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}
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}
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}
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